-ic -up c-- ccc ccd cce cci ccp ccu ccx cdc cdd cde cdi cdp cdu cdx ce- cec ced cee cei cep ceu cex ci- cic cid cie cii cip ciu cix cpc cpd cpe cpi cpp cpu cpx cuc cud cue cui cup cuu cxc cxi cxp cxx dcc dcd dce dci dcp dcu dcx ddc ddd dde ddi ddp ddu ddx de- dec ded dee dei dep deu dex di- dic did die dii dip diu dix dpc dpd dpe dpi dpp dpu duc dud due dui dup dux dxc dxd dxi dxp dxx ec- ecc ecd ece eci ecu ecx ed- edc edd ede edi edp edu edx eec eed eee eep eex eic eid eie eii eip eiu eix ep- epc epd epe epi epp epu epx eu- euc eud eue eui eup eux ex- exc exd exe exi exp exu exx i-d icc icd ice ici icp icu idc idd ide idi idp idu idx ie- iec ied iee iei iep iex iic iid iie iii iip iiu iix ipc ipd ipe ipi ipp ipu ipx iu- iuc iud iue iui iup ixc ixe ixi p-p pcc pcd pce pci pcp pcu pcx pdc pdd pde pdi pdp pdu pdx pec ped pee pei pep peu pex pic pid pie pii pip piu pix ppc ppd ppe ppi ppp ppu ppx puc pud pue pui pup puu pxc pxe ucc ucd uce uci ucp ucu udc udd ude udi udp udu udx uec ued uee uei uep uic uid uie uii uip uiu up- upc upd upe upi upp upu upx uuc uue uuu uxc uxu xcd xci xcp xcx xdc xde xdi xed xee xep xeu xex xic xie xii xiu xix xpc xpd xpe xpp xue xui xup xxi xxp xxx